[tarantool-patches] Re: [PATCH] box: fix bug with module_reload() without box.cfg{}
Roman
roman.habibov at tarantool.org
Thu Feb 7 14:31:13 MSK 2019
Hi! Thanks for review.
On Вт, фев 5, 2019 at 6:42 PM, Vladislav Shpilevoy
<v.shpilevoy at tarantool.org> wrote:
> Hi! Thanks for the patch! See 5 comments below.
> 1. Instead of duplicating commit title, it is usually
> better to describe here a reason why the bug existed.
Done.
>
> 2. Please, put branch and issue links after '---'.
>
>> ---
Sorry.
> 4. Instead of checking for modules != NULL in each public func.h
> function,
> it is better to move module_init() call from box_cfg_xc() to
> box_init(). Then
> main() will create modules hash.
diff --git a/src/box/box.cc b/src/box/box.cc
index 8892d0f0e..6494a0f44 100644
--- a/src/box/box.cc
+++ b/src/box/box.cc
@@ -2053,6 +2053,9 @@ box_init(void)
*/
session_init();
+ if (module_init() != 0)
+ diag_raise();
+
if (tuple_init(lua_hash) != 0)
diag_raise();
@@ -2080,8 +2083,6 @@ box_cfg_xc(void)
gc_init();
engine_init();
- if (module_init() != 0)
- diag_raise();
schema_init();
replication_init();
port_init();
> 5. Not-tap tests are always run with already called box.cfg(),
> so these lines here will work regardless of your patch. Please,
> move it to a tap test, in app-tap directory. Now I do not see
> there any existing and suitable file for this test, so you
> should create a new one. For example, app-tap/func.test.lua.
diff --git a/test/app-tap/func.test.lua b/test/app-tap/func.test.lua
new file mode 100755
index 000000000..11bc01f1d
--- /dev/null
+++ b/test/app-tap/func.test.lua
@@ -0,0 +1,14 @@
+#!/usr/bin/env tarantool
+
+local tap = require('tap')
+
+local test = tap.test("func")
+
+test:plan(2)
+
+-- gh-3770 Check no segfault with module_reload() without box.cfg{}.
+
+test:ok(not pcall(box.internal.module_reload, ''),
+ 'expected error: no module')
+test:ok(not pcall(box.internal.module_reload, 'xxx'),
+ 'expected error: no module')
commit afd765d8bc86188c33cba3f06478853ec76bcaea
Author: Roman Khabibov <roman.habibov at tarantool.org>
Date: Tue Feb 5 03:04:33 2019 +0300
box: fix bug with module_reload() without box.cfg{}
A bug existed because module_init was called during a call to
box_cfg{}.
Modules were not initialized before calling box.cfg{}.
Closes #3770
diff --git a/src/box/box.cc b/src/box/box.cc
index 8892d0f0e..6494a0f44 100644
--- a/src/box/box.cc
+++ b/src/box/box.cc
@@ -2053,6 +2053,9 @@ box_init(void)
*/
session_init();
+ if (module_init() != 0)
+ diag_raise();
+
if (tuple_init(lua_hash) != 0)
diag_raise();
@@ -2080,8 +2083,6 @@ box_cfg_xc(void)
gc_init();
engine_init();
- if (module_init() != 0)
- diag_raise();
schema_init();
replication_init();
port_init();
diff --git a/test/app-tap/func.test.lua b/test/app-tap/func.test.lua
new file mode 100755
index 000000000..11bc01f1d
--- /dev/null
+++ b/test/app-tap/func.test.lua
@@ -0,0 +1,14 @@
+#!/usr/bin/env tarantool
+
+local tap = require('tap')
+
+local test = tap.test("func")
+
+test:plan(2)
+
+-- gh-3770 Check no segfault with module_reload() without box.cfg{}.
+
+test:ok(not pcall(box.internal.module_reload, ''),
+ 'expected error: no module')
+test:ok(not pcall(box.internal.module_reload, 'xxx'),
+ 'expected error: no module')
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.tarantool.org/pipermail/tarantool-patches/attachments/20190207/d377a435/attachment.html>
More information about the Tarantool-patches
mailing list